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7893 (1994 XY)
Classification: Main-belt Asteroid          SPK-ID: 2007893
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1339420181254024 7.8638e-08  
a 2.282107341154342 1.6252e-08 AU
q 1.976437278301334 1.8396e-07 AU
i 7.315577133475669 6.3045e-06 deg
node 91.84226427662249 6.4621e-05 deg
peri 269.952748380103 6.8743e-05 deg
M 342.7103711239731 2.4369e-05 deg
tp 2457060.976367759654
(2015-Feb-07.47636776)
8.5344e-05 JED
period 1259.222655939308
3.45
1.3451e-05
3.683e-08
d
yr
n .285890663022943 3.0539e-09 deg/d
Q 2.587777404007351 1.8428e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      769  
   data-arc span      21596 days (59.13 yr)  
   first obs. used      1955-05-22  
   last obs. used      2014-07-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55816  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:18:15  

Additional Information
 Earth MOID = .989966 AU 
 T_jup = 3.582 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO265999  

7893 (1994 XY)          Discovered 1994-Dec-02 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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